19765889

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{499}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 23352000

約数和(自身を除く): 3586111

約数列:

[1, 11, 13, 143, 277, 499, 3047, 3601, 5489, 6487, 39611, 71357, 138223, 1520453, 1796899, 19765889]

約数ペア:

[(1, 19765889), (11, 1796899), (13, 1520453), (143, 138223), (277, 71357), (499, 39611), (3047, 6487), (3601, 5489)]